https://community.o2.co.uk/t5/Android/O2-firmware-sony-xa2/m-p/1359360#M75432 How do i get o2 firmware installed on my Xperia Xa2 ultra? So I can use WiFi calling? Cos the signal is terrible, drops to no service all the time. But apparently its excellent indoors and out! So must be me and about 8 different phones that are not good enough Thu, 11 Jun 2020 12:50:39 GMT DannySimstar 2020-06-11T12:50:39Z https://community.o2.co.uk/t5/Android/O2-firmware-sony-xa2/m-p/1359360#M75432 How do i get o2 firmware installed on my Xperia Xa2 ultra? So I can use WiFi calling? Cos the signal is terrible, drops to no service all the time. But apparently its excellent indoors and out! So must be me and about 8 different phones that are not good enough Thu, 11 Jun 2020 12:50:39 GMT https://community.o2.co.uk/t5/Android/O2-firmware-sony-xa2/m-p/1359360#M75432 DannySimstar 2020-06-11T12:50:39Z https://community.o2.co.uk/t5/Android/O2-firmware-sony-xa2/m-p/1359366#M75433 <P><a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/3992078">@DannySimstar</a>&nbsp;</P><P>No special firmware required but you do need to call O2 to get it enabled on your account.</P><P><A href="https://www.o2.co.uk/connectivity/wifi-and-4g-calling" target="_blank">https://www.o2.co.uk/connectivity/wifi-and-4g-calling</A></P><P><LI-PRODUCT title="Guide: Coronavirus Community Help and Support" id="Guide069"></LI-PRODUCT>&nbsp;</P><P>The best number to call on appears to be 0800 587 4005</P> Thu, 11 Jun 2020 13:03:46 GMT https://community.o2.co.uk/t5/Android/O2-firmware-sony-xa2/m-p/1359366#M75433 MI5 2020-06-11T13:03:46Z